Missoula, MT (KGVO-AM News) - For the third week of 2026, average gas prices in Montana have fallen. Patrick De Haan is the head of petroleum analysis at GasBuddy, and he provided the current numbers.            

“Average gasoline prices in Montana have fallen 2.8 cents per gallon in the last week, averaging $2.72 per gallon today,” De Haan said. “Prices in Montana are 12.1 cents per gallon lower than a month ago and stand 13.3 cents per gallon lower than a year ago." 

As of Monday morning, most stations in Missoula had their prices set to around $2.69 per gallon. According to GasBuddy price reports, the cheapest station in Montana was priced at $2.48 per gallon yesterday, while the most expensive was $3.09 per gallon.    

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Montana is currently ranked 28th in the U.S. when it comes to the average price of gas, which is three spots lower than last week.  

"The national average price of gasoline has risen 3.1 cents per gallon in the last week, averaging $2.76 per gallon today,” De Haan said. “The national average is down 8.6 cents per gallon from a month ago and stands 32.3 cents per gallon lower than a year ago. The national average price of diesel has decreased 1.0 cents compared to a week ago and stands at $3.47 per gallon.”                

READ MORE: Gas Prices in Missoula are Now Below the National Average

After seven straight weeks of declines, De Haan said the national average price of gasoline has moved higher, breaking the streak as oil prices have climbed back near $60 per barrel after dipping into the mid-$50s. 

“There’s still a window of opportunity to revisit—or even beat—recent gas price lows, but that window will begin to close soon,” De Haan said. “California will soon start transitioning back to cleaner summer gasoline, with most of the rest of the country following in a little over a month. However, with a surplus of winter gasoline built up after large inventory increases in recent weeks, we’re likely to see localized discounts as that fuel is cleared from the system before the seasonal rise becomes more organized in the weeks ahead.”  

LOOK: See how much gasoline cost the year you started driving

To find out more about how has the price of gas changed throughout the years, Stacker ran the numbers on the cost of a gallon of gasoline for each of the last 84 years. Using data from the Bureau of Labor Statistics (released in April 2020), we analyzed the average price for a gallon of unleaded regular gasoline from 1976 to 2020 along with the Consumer Price Index (CPI) for unleaded regular gasoline from 1937 to 1976, including the absolute and inflation-adjusted prices for each year.

Read on to explore the cost of gas over time and rediscover just how much a gallon was when you first started driving.

Gallery Credit: Sophia Crisafulli

 

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